package com.kfm;

public class StringUtils {

    public static String reverse(String s) {
        return new StringBuilder(s).reverse().toString();
    }

    public static String trim(String s) {
        return s.trim();
    }

    public static String uuid(){
        return java.util.UUID.randomUUID().toString();
    }

    public static String uuid32(){
        return java.util.UUID.randomUUID().toString().replace("-", "");
    }
}
